墙的上方曾有一本日历，日期框在大方格里。

There was a calendar on the wall above, with large squares around the dates.

《柯林斯英汉双解大词典》

他们曾有一座漂亮的房子。

They had a wonderful house.

《牛津词典》

曾有一段时期天气很稳定。

There has been a period of settled weather.

《柯林斯英汉双解大词典》

It used to be that mortgages had what's called a balloon payment at the end.

曾有一段时间,抵押贷款中有期末大额偿还制度

耶鲁公开课 - 金融市场课程节选

Remember at the beginning, Dudley proposed a lottery, suppose that they had agreed to a lottery, then how many would then say it was all right?

还记得一开始时，达德利曾提议抽签吗，假设他们都同意了抽签，有多少人认为，这样就可以接受？

耶鲁公开课 - 公正课程节选

Now think of another product in American history that doubled every decade for four decades, and then imagine that that product became the country's, without question, absolute largest export.

思考下在美国历史中有没有另一种产品曾,有如此辉煌的成就,那么这个产品将毫无疑问地,成为美国最大的出口产品

耶鲁公开课 - 美国内战与重建课程节选